APA (7th ed.) Citation
Bertsch, G. F. (1972). The practitioner's shell model. NorthHollandAmerican Elsevier.
Chicago Style (17th ed.) Citation
Bertsch, G. F. The Practitioner's Shell Model. AmsterdamNew York, N.Y.: NorthHollandAmerican Elsevier, 1972.
MLA (9th ed.) Citation
Bertsch, G. F. The Practitioner's Shell Model. NorthHollandAmerican Elsevier, 1972.
Warning: These citations may not always be 100% accurate.